@import url("https://fonts.googleapis.com/css2?family=Prompt:wght@400;500;600;700&family=Noto+Serif+Thai:wght@500;600&display=swap");

:root {
  --forest: #24463b;
  --forest-dark: #16302a;
  --clay: #c9683f;
  --clay-dark: #a6522f;
  --cream: #faf6ee;
  --paper: #ffffff;
  --ink: #22201c;
  --ink-soft: #6b655c;
  --line: #e6ded0;
  --ok: #2f7d4f;
  --warn: #b4531f;
  --danger: #b3352c;
  --radius: 14px;
  --shadow: 0 2px 10px rgba(22, 48, 42, 0.08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Prompt", sans-serif;
  background: var(--cream);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: "Noto Serif Thai", serif;
  color: var(--forest-dark);
  margin: 0 0 4px;
}

.app {
  max-width: 480px;
  margin: 0 auto;
  min-height: 100vh;
  background: var(--paper);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
}

header.topbar {
  background: var(--forest);
  color: var(--cream);
  padding: 20px 20px 24px;
  border-bottom: 3px solid var(--clay);
}

header.topbar .brand {
  font-family: "Noto Serif Thai", serif;
  font-size: 1.3rem;
  font-weight: 600;
}

header.topbar .sub {
  font-size: 0.85rem;
  opacity: 0.85;
  margin-top: 2px;
}

main {
  flex: 1;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  background: var(--paper);
}

.unit-card {
  display: flex;
  transition: border-color 0.15s ease;
}

.unit-card.selected {
  border-color: var(--clay);
  background: #fbf1ea;
}

.unit-card .name {
  font-weight: 600;
  color: var(--forest-dark);
}

.unit-card .meta {
  font-size: 0.8rem;
  color: var(--ink-soft);
}

.unit-card .price {
  font-weight: 600;
  color: var(--clay-dark);
  white-space: nowrap;
}

.unit-photos .zoom-hint {
  font-size: 0.72rem;
  color: var(--ink-soft);
  margin-top: 4px;
}

.unit-select-row {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  padding: 4px 2px;
}

.unit-radio {
  width: 22px;
  height: 22px;
  min-width: 22px;
  border-radius: 50%;
  border: 2px solid var(--line);
  background: #fff;
  position: relative;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.unit-card.selected .unit-radio {
  border-color: var(--clay);
  background: var(--clay);
}

.unit-card.selected .unit-radio::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #fff;
  transform: translate(-50%, -50%);
}

.select-room-btn {
  margin-top: 10px;
}

.unit-card.selected .select-room-btn {
  background: var(--clay);
  color: #fff;
  border-color: var(--clay);
}

label {
  display: block;
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin-bottom: 4px;
}

input, select, textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  font-family: inherit;
  font-size: 0.95rem;
  background: var(--paper);
  color: var(--ink);
}

input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--clay);
  outline-offset: 1px;
}

.field {
  margin-bottom: 14px;
}

.row {
  display: flex;
  gap: 12px;
}
.row > * { flex: 1; }

button.primary {
  width: 100%;
  padding: 13px;
  background: var(--clay);
  color: #fff;
  border: none;
  border-radius: 10px;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease;
}
button.primary:hover { background: var(--clay-dark); }
button.primary:disabled { background: #cbb9ab; cursor: not-allowed; }

button.ghost {
  width: 100%;
  padding: 11px;
  background: transparent;
  color: var(--forest);
  border: 1px solid var(--line);
  border-radius: 10px;
  font-family: inherit;
  font-size: 0.9rem;
  cursor: pointer;
}

.status-pill {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 999px;
}
.status-pending { background: #fdeecb; color: #8a5a00; }
.status-confirmed { background: #dcefe1; color: var(--ok); }
.status-checked_in { background: #dce9f5; color: #2255a3; }
.status-checked_out { background: #e7e3db; color: var(--ink-soft); }
.status-cancelled, .status-no_show { background: #f8dcd8; color: var(--danger); }

.booking-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
  margin-bottom: 10px;
}

.booking-item .ref {
  font-size: 0.75rem;
  color: var(--ink-soft);
}

.msg {
  padding: 10px 14px;
  border-radius: 10px;
  font-size: 0.88rem;
}
.msg.error { background: #f8dcd8; color: var(--danger); }
.msg.info { background: #dce9f5; color: #2255a3; }
.msg.success { background: #dcefe1; color: var(--ok); }

.empty {
  text-align: center;
  color: var(--ink-soft);
  padding: 40px 20px;
  font-size: 0.9rem;
}

.spinner {
  width: 22px; height: 22px;
  border: 3px solid var(--line);
  border-top-color: var(--clay);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 30px auto;
}
@keyframes spin { to { transform: rotate(360deg); } }

nav.bottom {
  display: flex;
  border-top: 1px solid var(--line);
}
nav.bottom a {
  flex: 1;
  text-align: center;
  padding: 12px 0;
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 0.8rem;
}
nav.bottom a.active { color: var(--clay-dark); font-weight: 600; }